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<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
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<body>
  <h1>项目开始</h1>
  <header>头部</header>
  <div>轮播图</div>
  <main>内容</main>
  <div>尾部</div>

  <div>我真是服了啊</div>
</body>
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